package com.atguigu.gulimall.member.interceptor;

import com.atguigu.common.constant.AuthServerConstant;
import com.atguigu.common.vo.MemberResponseVo;
import org.springframework.stereotype.Component;
import org.springframework.util.AntPathMatcher;
import org.springframework.util.ObjectUtils;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * @author ：TJH
 * @date ：Created in 2020/7/4 16:37
 * @description：
 */
@Component
public class LoginUserInterceptor implements HandlerInterceptor {

    public static ThreadLocal<MemberResponseVo> loginUser = new ThreadLocal<>();

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {

        String requestURI = request.getRequestURI();
        AntPathMatcher matcher = new AntPathMatcher();
        //服务间的调用放行
        boolean status = matcher.match("/member/**", requestURI);
        if (status) {
            return true;
        }

        MemberResponseVo attribute = (MemberResponseVo) request.getSession().getAttribute(AuthServerConstant.LOGIN_USER);
        if (!ObjectUtils.isEmpty(attribute)) {
            loginUser.set(attribute);
            return true;
        } else {
            request.getSession().setAttribute("msg", "请先进行登录");
            response.sendRedirect("http://auth.gulimall.com/login.html");
            return false;
        }
    }

}
